Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2017-10686

21
FAUCET Score

CVE-2017-10686 describes multiple heap use-after-free vulnerabilities in Netwide Assembler (NASM) 2.14rc0, specifically within the 'nasm' tool, affecting canonical and NASM versions of the software. These flaws, stemming from improper memory management in the token() and detoken() functions, can lead to issues like corrupted double-linked lists, double frees, or out-of-bounds writes. With a CVSS v3 score of 7.8 (High), the vulnerability is locally exploitable with low attack complexity and user interaction, potentially resulting in high impact to confidentiality, integrity, and availability, including remote code execution. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
2.14CPE matchmatch criteria
cpe:2.3:a:nasm:netwide_assembler:2.14:rc0:*:*:*:*:*:*
14.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.8HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.95%
Probability of exploitation in next 30 days
EPSS Percentile
85.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0295 is in the 86th percentile among its peer group of 11,617 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: nasm

Vendor Advisories (1)

redhatCVE-2017-10686Moderate

nasm: Use-after-free in the detoken() function

Jun 24, 2017

References

bugzilla.nasm.us / show_bug.cgi
ExploitIssue TrackingPatchThird Party AdvisoryVDB Entry
security.gentoo.org / glsa/201903-19
usn.ubuntu.com / 3694-1
Third Party Advisory